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A weak acid HA has Ka of 1xx10^(-5) if 0...

A weak acid HA has `K_a` of `1xx10^(-5)` if 0.10 mole of this acid is dissolved in one litre of water the percentage of acid dissociated at equilibrium is closest to

A

`1%`

B

`99.9%`

C

`0.10%`

D

`99%`

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The correct Answer is:
A
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